Question
Suppose demand and cost function of a monopolist are Q =
5 – 0.25P and C = 4Q+2. If government imposes a tax @10% of sales. What is the total tax revenue ?Solution
If the homogeneous system of equations
x + y + z = 0
2x + 3y + 4z = 0
has a non-trivial solution, then the value of k is:
3x + 5y + kz = 0
A share is to be distributed among A, B, C, D in the ratio 7 : 5 : 4 : 2. If C gets Rs 500 more than D, what will be the share of B?
55-litres of paint is added to a mixture of paint and oil in the ratio 3:5. The ratio of paint and oil in the resulting mixture is 4:3. Find the total v...
240.11% of 145.09 – 169.912% of 159.89 + 13.12 × √402 = ?
A person is standing 30 meters away from the base of a building. If the angle of elevation from the person's eye level to the top of the building is 60 ...
The following table shows the marks obtained by five students in three subjects:
Let A be a 3 × 3 matrix such that |A ∣ =4. Then ∣ adj(adj(A)) ∣ equals:
A boat can travel 30 km downstream in 2 hours and return upstream in 3 hours. What is the speed of the boat in still water?
What is the total sales for Product B in all four quarters combined?
A sphere has a diameter of 10 cm. A cone with a height of 10 cm and a radius of 5 cm is removed from the sphere. What is the volume of the remaining solid?
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